<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<script>
    function CreatCar(name,start,product,price,saybook){
        var Car=new Object();
        Car.name=name;
        Car.start=start;
        Car.product=product;
        Car.price=price;
        Car.saybook=saybook;
        Car.sayFn=function(){
            document.write(this.name+"出厂时间："+this.start+"合格证：" +
                ""+this.product+"建议零售价："+this.price+"说明："+this.saybook)
        }
        return Car;
    }

    var car=CreatCar("玛莎拉蒂","1997","合格","10000000000000","长得美的人才佩开")
    car.sayFn()



</script>
<body>

</body>
</html>